Portable belt sander



FIG. 1 is a perspective view of a portable belt sander embodying our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof showing the side opposite that shown in FIG. 2;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and

FIG. 7 is a rear elevational view thereof. 

The ornamental design for a portable belt sander, as shown. 